diff --git a/Makefile b/Makefile
index a53f3a8326..b9ef470c8f 100644
--- a/Makefile
+++ b/Makefile
@@ -1474,6 +1474,9 @@ ifdef NO_REGEX
 	COMPAT_CFLAGS += -Icompat/regex
 	COMPAT_OBJS += compat/regex/regex.o
 endif
+ifdef NATIVE_CRLF
+	BASIC_CFLAGS += -DNATIVE_CRLF
+endif
 
 ifdef USE_NED_ALLOCATOR
        COMPAT_CFLAGS += -Icompat/nedmalloc
diff --git a/t/t0026-eol-config.sh b/t/t0026-eol-config.sh
index fe0164be62..00ff53f768 100755
--- a/t/t0026-eol-config.sh
+++ b/t/t0026-eol-config.sh
@@ -80,4 +80,22 @@ test_expect_success 'autocrlf=true overrides unset eol' '
 	test -z "$onediff" -a -z "$twodiff"
 '
 
+test_expect_success NATIVE_CRLF 'eol native is crlf' '
+
+	rm -rf native_eol && mkdir native_eol &&
+	( cd native_eol &&
+	printf "*.txt text\n" > .gitattributes
+	printf "one\r\ntwo\r\nthree\r\n" > filedos.txt
+	printf "one\ntwo\nthree\n" > fileunix.txt
+	git init &&
+	git config core.autocrlf false &&
+	git config core.eol native &&
+	git add filedos.txt fileunix.txt &&
+	git commit -m "first" &&
+	rm file*.txt &&
+	git reset --hard HEAD &&
+	has_cr filedos.txt && has_cr fileunix.txt
+	)
+'
+
 test_done